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Finding the Fourth Proportional to 61,080.49, 91,606.02 and 25,522.57

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Solution

The fourth proportional to 61,080.49, 91,606.02 and 25,522.57 is: 38,277.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,080.49 : 91,606.02 = 25,522.57 : x
  2. Step 2: Convert to fraction form
    61,080.49/91,606.02 = 25,522.57/x
  3. Step 3: Cross multiply
    61,080.49x = 91,606.02 × 25,522.57
  4. Step 4: Simplify right side
    61,080.49x = 2,338,021,057.87
  5. Step 5: Solve for x
    x = 2,338,021,057.87/61,080.49
  6. Step 6: Final answer
    x = 38,277.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.